Couplings for fuelling railway and truck containers - Reducer adapting 5 1/2 inch to nipples G 3 or G 4, nominal size 80 or 100
Edition 2020-11

Material Numbers - Part 4: System of the Principal Groups 2 and 3: Non-ferrous Metals
Edition 2012-12

Construction of concrete hot cells - Part 4: Requirements of shielding windows for concrete walls density 2,3 g/cm³ with different thicknesses
Edition 2015-03

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 2: Determination of total boron, soluble boron compounds, HNO₃-soluble boron in B₄C, H₂O₂ soluble and insoluble fractions in amorphous boron and HF/HNO₃ insoluble fractions in titanium boride
Edition 2016-12

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, other metal borides and elemental boron - Part 3: Determination of the non-metallic major and minor constituents total carbon, total oxygen and total nitrogen as well as of free carbon in B₄C and of loss on drying of amorphus boron
Edition 2016-12

Respiratory protective devices - Self-contained closed-circuit breathing apparatus - Part 4: Chemical oxygen (NaClO₃) generating type for work and rescue; requirements, testing, marking
Edition 1997-10

Aerospace; screws of steel for non-structural components, M 3 and M 4, technical specification
Edition 1980-12

Heating boilers - Part 4: Heating boilers with forced draught burners; special requirements for boilers with forced draught oil burners with outputs up to 70 kW and a maximum operating pressure of 3 bar; terminology, special requirements, testing and marking; German version EN 303-4:1999
Edition 1999-03

Short link chain for lifting purposes - Safety - Part 3: Medium tolerance chain for chain slings - Grade 4; German version EN 818-3:1999+A1:2008
Edition 2008-12